Revert "fix: [tenant-console] 테넌트 콘솔 분리작업"

This reverts commit 8da1702e

app/Http/Controllers/System/AiConfigController.php

@@ -2,7 +2,6 @@
 
 namespace App\Http\Controllers\System;
 
-use App\Helpers\TenantHelper;
 use App\Http\Controllers\Controller;
 use App\Models\System\AiConfig;
 use Illuminate\Http\JsonResponse;
@@ -18,7 +17,7 @@ class AiConfigController extends Controller
     public function index(Request $request): View|Response
     {
         if ($request->header('HX-Request')) {
-            return response('', 200)->header('HX-Redirect', TenantHelper::route('system.ai-config.index'));
+            return response('', 200)->header('HX-Redirect', route('system.ai-config.index'));
         }
 
         // AI 설정 (gemini, claude, openai)